diff --git a/Tethering/apex/Android.bp b/Tethering/apex/Android.bp
new file mode 100644
index 0000000..bca01eb
--- /dev/null
+++ b/Tethering/apex/Android.bp
@@ -0,0 +1,35 @@
+//
+// Copyright (C) 2019 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+apex {
+    name: "com.android.tethering.apex",
+    apps: ["Tethering"],
+    manifest: "manifest.json",
+    key: "com.android.tethering.apex.key",
+
+    androidManifest: "AndroidManifest.xml",
+}
+
+apex_key {
+    name: "com.android.tethering.apex.key",
+    public_key: "com.android.tethering.apex.avbpubkey",
+    private_key: "com.android.tethering.apex.pem",
+}
+
+android_app_certificate {
+    name: "com.android.tethering.apex.certificate",
+    certificate: "com.android.tethering.apex",
+}
diff --git a/Tethering/apex/AndroidManifest.xml b/Tethering/apex/AndroidManifest.xml
new file mode 100644
index 0000000..7769b79
--- /dev/null
+++ b/Tethering/apex/AndroidManifest.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ -->
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+  package="com.android.tethering.apex">
+  <!-- APEX does not have classes.dex -->
+  <application android:hasCode="false" />
+  <!-- b/145383354: Current minSdk is locked to Q for development cycle, lock it to next version
+                    before ship. -->
+  <uses-sdk
+      android:minSdkVersion="29"
+      android:targetSdkVersion="29"
+  />
+</manifest>
diff --git a/Tethering/apex/com.android.tethering.apex.avbpubkey b/Tethering/apex/com.android.tethering.apex.avbpubkey
new file mode 100644
index 0000000..9c87111
--- /dev/null
+++ b/Tethering/apex/com.android.tethering.apex.avbpubkey
Binary files differ
diff --git a/Tethering/apex/com.android.tethering.apex.pem b/Tethering/apex/com.android.tethering.apex.pem
new file mode 100644
index 0000000..a8cd12e
--- /dev/null
+++ b/Tethering/apex/com.android.tethering.apex.pem
@@ -0,0 +1,51 @@
+-----BEGIN RSA PRIVATE KEY-----
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+-----END RSA PRIVATE KEY-----
diff --git a/Tethering/apex/com.android.tethering.apex.pk8 b/Tethering/apex/com.android.tethering.apex.pk8
new file mode 100644
index 0000000..5663246
--- /dev/null
+++ b/Tethering/apex/com.android.tethering.apex.pk8
Binary files differ
diff --git a/Tethering/apex/com.android.tethering.apex.x509.pem b/Tethering/apex/com.android.tethering.apex.x509.pem
new file mode 100644
index 0000000..a5e9401
--- /dev/null
+++ b/Tethering/apex/com.android.tethering.apex.x509.pem
@@ -0,0 +1,36 @@
+-----BEGIN CERTIFICATE-----
+MIIGMzCCBBugAwIBAgIUXVtoDaXanhs7ma8VIICambMkj5UwDQYJKoZIhvcNAQEL
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++/NVbMObwQ==
+-----END CERTIFICATE-----
diff --git a/Tethering/apex/manifest.json b/Tethering/apex/manifest.json
new file mode 100644
index 0000000..3fb62f3
--- /dev/null
+++ b/Tethering/apex/manifest.json
@@ -0,0 +1,4 @@
+{
+  "name": "com.android.tethering.apex",
+  "version": 290000000
+}